>2icwB (B:) observed residues (from ATOM records) gdtrprflwqlkfechffngtervrllerciynqeesvrfdsdvgeyravtelgrpdaey wnsqkdlleqrraavdtycrhnygvgesftvqrrvepkvtvypsktnllvcsvsgfypgs ievrwfrngqeekagvvstgliqngdwtfqtlvmletvprsgevytcqvehpsvtspltv ewra